[vox-tech] Password Security...

[Mark Street]

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On Saturday 01 May 2004 09:34 am, William Perdue wrote:
> I've been having some trouble with my security in my server.... I am
> running Red Hat Linux 9 with the Linux SSH Client software.

Have you been keeping up with bug fixes and updates?  Do you have users on=
=20
your system?  What services do you run?

> Looking through my logs, I found that a hacker got hold of my Root
> password... it was _not_ the default (it was 17 characters) .... the serv=
er
> sits behind my router with a local IP address

How do you know?  What and where was the proof?

> My Firewall is set at a high level  and The Server config is far from the
> defaults...
>
> My Question: could they have obtained my root password?..
>
> Another thing,,, Is there an easy way I can figure out if they installed
> any software on my server, like a trapdoor that would allow access now th=
at
> I have changed the password?

If they got the root password then the machine and the data it contains can=
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be trusted.  Time to rebuild fresh.

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Mark Street, RHCE
http://www.oswizards.com
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GPG key http://www.oswizards.com/pubkey.asc
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